Adjusting The Deck Lift Spring - Toro 74549 Operator's Manual

60 inch mower decks
1. Adjustment rods
2. Rear nuts
Matching Height of Cut
1. Check the rear tire pressure.
2. Set the height-of-cut to the 3 inch (7.6 cm) position.
Refer to Adjusting the Height-Of-Cut in Operation.
3. With the machine on level surface, position one blade
front-to-rear. Measure at A and from level surface to
the cutting edge of the blade tips (Figure 92).
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2
3
4
Figure 91
3. Lift link
4. Front nuts
1. Measure from a level
surface
4. The measurement should be 3 inch (7.6 cm).
5. If it does not measure correctly, locate the height-of-cut
rod on the right side of the machine (Figure 93).
6. Adjust the adjustment bolt until the blade tips match 3
inches (7.6 cm) (Figure 93).
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1
2
1. Height-of-cut rod

Adjusting the Deck Lift Spring

Note: Adjusting the deck lift spring will alter how much the
deck will float and how much effort it takes to lift the deck
when using the height-of-cut handle.
1. Raise the deck lift lever and lock into the transport
position.
2. Check the length between the spring nut and the
bottom of the welded U-bracket (Figure 94). Nominal
length is between 1.84 to 1.96 inches (47.0 to 50.0 mm)
for 48 and 52 inch mower decks and between 1.69 to
1.81 inches (43.0 to 46.0 cm) for 60 inch mower decks
(Figure 94).
57
Figure 92
2. Measure blade at point A
Figure 93
2. Adjustment bolt
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